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Siemens 3NC1440 SITOR Cylindrical Fuse Link 40A 690V aR 14x51mm

Siemens 3NC1440 SITOR Cylindrical Fuse Link 40A 690V aR 14x51mm
Siemens 3NC1440 SITOR Cylindrical Fuse Link 40A 690V aR 14x51mm
R767
Power semiconductor devices fail quickly under short-circuit conditions. The Siemens 3NC1440 cylindrical fuse link interrupts fault currents fast enough to protect rectifiers, inverters and DC drives from thermal damage.Who is it forMaintenance engineers and panel builders who need a fast-acting fus... Read More
Stock 18 Code 3570248 Brand SIEMENS Model 3NC1440 Warranty 2 Years

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Estimated delivery Tuesday, October 6
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Power semiconductor devices fail quickly under short-circuit conditions. The Siemens 3NC1440 cylindrical fuse link interrupts fault currents fast enough to protect rectifiers, inverters and DC drives from thermal damage.

Who is it for

Maintenance engineers and panel builders who need a fast-acting fuse for semiconductor protection in industrial power electronics. It fits standard 14 x 51 mm fuse holders.

Main features

  • Rated current 40 A, rated voltage 690 V AC
  • Operating class aR for semiconductor protection
  • Cylindrical fuse link, size 14 x 51 mm
  • Breaking capacity 100 kA
  • Ceramic body with silver-plated copper contacts

Specifications

  • Rated current: 40 A
  • Rated voltage: 690 V AC
  • Operating class: aR
  • Fuse size: 14 x 51 mm
  • Breaking capacity: 100 kA
  • Power dissipation: 4.5 W
  • Frequency: 50/60 Hz
  • Ambient temperature range: -20 to +50 °C
  • Body material: Ceramic
  • Contact material: Silver-plated copper
  • Series: SITOR

Tips

Select the fuse holder according to the same 14 x 51 mm size and verify the rated voltage of the complete assembly.

Specifications
AC input voltage
690 V AC
Brand
Siemens
Category
Fuse
Compatibility
For fuse holder
EAN
4011209570078
Model
3NC1440
MPN
3NC1440
OEM code
3NC1440
Weight
0.025 kg
Price history over the last 6 months
Siemens 3NC1440 SITOR Cylindrical Fuse Link 40A 690V aR 14x51mm
Current
R767
Lowest
R757
Highest
R767
Change 24H
+R10   +1%
Week
—   
Month
—   

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